When the Design Mode button in Excel’s Developer tab is greyed out, it’s usually because the feature has nothing to act upon or needs a simple action to activate it. However, there are other reasons, ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. David Kindness is a Certified Public Accountant ...

Sky Sports presenter Martin Brundle was involved in two hilarious mix-ups as he attempted to interview musician Lewis Capaldi during the grid walk at the Singapore Grand Prix. Brundle, who has become ...